Altercate

Alternate
<allt-ter-kayte>

dispute; quarrel; contend;

to argue loudly in public.

He did not want to altercate with his friend. It was easier to agree.

Memory trick:
we want to alter their opinion

At work:
We will get more done if we don't altercate. Let's have a friendly meeting.

(c) 2015 E. Carruthers